It means to make changes to it, to try to make it better.
The principal of separation of powers expresses that the official, authoritative, and legal executive forces of government ought to be separated into various branches and not moved in one. These offices ought to be isolated and unmistakable as a result of the ruining idea of intensity.
I believe the movement of water is known as the ocean current.
The Allied victory in Europe was sealed after the allies beat the Nazis atThe Battle of the Bulge.